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Date: Mon, 2 Jan 2006 03:16:25 -0800 (PST)
From: Don Lewis <truckman@FreeBSD.org>
To: kris@obsecurity.org
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Subject: Re: Swapfile problem in 6?
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On 17 Nov, Kris Kennaway wrote:
> On Thu, Nov 17, 2005 at 04:33:50PM -0800, Rob wrote:
>> --- Kris Kennaway <kris@obsecurity.org> wrote:
>> > 
>> > I commented on it elsewhere in this thread.
>> 
>> Do you mean your comment on the swap_pager error:
>> 
>> Quote:
>>  "AFAICT that is just a trigger-happy timer..it's
>>   supposed to detect when a swap operation took too
>>   long to complete, but it also triggers on swapfiles
>>   since they're so much less efficient (i.e. slower)
>>   than swapping onto a bare device."
>> EndQuote.
> 
> Right: "harmless warning" not "error".

This isn't totally harmless because the pagedaemon is only allowed a
handful of outstanding writes.  It gets stuck when it runs out.